Improvement in pocket-knives for opening cans



D. MARTIN. Pocket Knife fin Opening Cans.

No. 201,931. Patented April 2,1878.

INVBNTOR: v

ATTORNEYS WITNESSES: I iwwxwz N. Pmas, Pnmo-pnioemwnm; wAsmNu'roN. 0. 0:

UNITED STATES PATENT OEEIcE.

DANIEL MARTIN, OF HOTCHKISSVILLE, CONNECTICUT.

IMPROVEMENT I'N POCKET-KNIVES FOR OPENING CANS.

Specification forming part of Letters Patent No. 201,931, dated April2,1878; application filed December 14, 1877.

To all whom it may concern:

Be it known that I, DANIEL MARTIN, of Hotchkissville, in the county ofNew Haven and State of Connecticut, have invented anew and ImprovedCan-Opening Knife, of which the following is a specification:

Figure 1 is a perspective view of my improved knife, showing thecan-opening blade partly open. Fig. 2 is a side elevation of the knifeclosed.

Similar letters of reference indicate corresponding parts.

The object of my invention is to provide a convenient and portable knifefor opening cans.

In the drawing, Ais the handle of a pocketknife, having the ordinaryblades B C, and D is a blade pivoted in the handle A, and provided witha pin, a, which projects from its side, near the back, at about thecenter of its length, and is provided with a beveled head, similar to anordinary screw or rivet head. The blade has a straight back, and isbeveled or sharpened wholly upon the side opposite the pin, and itscutting-edge extends diagonally from the inner edge to the back. Theback of this blade is grooved and out to form a nail-file. A notch, b,is cut in the edge of one side of the handle, for receiving the pin awhen the blade D is closed, and the said pin is notched in the end toreceive the thumbnail when the blade is opened.

The opener, when used, is driven through Having thus describedmyinvention, Iclaim as new and desire to secure by Letters Patent- In apocket-knife, the short beveled hinged blade for opening cans, furnishedwith the screw a, to serve both in opening the blade and as a stop inopening cans, all arranged as described.

DANIEL MARTIN. Witnesses:

H. O. BALDWIN, JOHN A. PEEK.

